import java.util.concurrent.BrokenBarrierException;
import java.util.concurrent.CyclicBarrier;

/**
 * @auther: Alessio
 * @date: 2021/1/13
 */
public class CyclicBarrierDemo {
    public static void main(String[] args) {
        CyclicBarrier cyclicBarrier=new CyclicBarrier(7,()->{
            System.out.println("*****收齐7颗龙珠，召唤神龙");
        });

        for (int i = 1; i <= 7; i++) {
            final int tempInt=i;
            new Thread(()->{
                System.out.println("收集到"+tempInt+"龙珠");
                try {
                    cyclicBarrier.await();
                } catch (InterruptedException e) {
                    e.printStackTrace();
                } catch (BrokenBarrierException e) {
                    e.printStackTrace();
                }
            },String.valueOf(i)).start();
        }
    }
}
